Cause: The user attempted to enable too
many roles.
Action: Enable fewer
roles.

Relared Errors:
ORA-28035:
Cannot Get Session Key for Authentication
ORA-28037:
Cannot Get Session Key for RACF Authentication
ORA-28038:
disallow O2LOGON
ORA-28039:
cannot validate Kerberos service ticket
ORA-28040: No
matching authentication protocol
ORA-28041:
Authentication protocol internal error
ORA-28042:
Server authentication failed
ORA-28043:
invalid bind credentials for DB-OID connection
ORA-28044:
unsupported directory type
ORA-28045: SSL
authentication between database and OID failed